pci: Remove DEBUG from pci_compat.c

Remove DEBUG in drivers/pci/pci_compat.c.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/pci/pci_compat.c b/drivers/pci/pci_compat.c
index 05c3510..712c48f 100644
--- a/drivers/pci/pci_compat.c
+++ b/drivers/pci/pci_compat.c
@@ -5,7 +5,6 @@
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
-#define DEBUG
 #include <common.h>
 #include <dm.h>
 #include <errno.h>